The 20cm Wild Country Astro Techwire quickdraw set weighs only 67g 2.3 oz. to keep you light and nimble while leading sport climbs. 2 Astro Techwire carabiners are linked by a 20cm x 10mm Dyneema sling rubber Tadpole in the sling keeps the rope-end carabiner properly oriented. 20cm length helps to reduce rope drag on traversing routes. Hot forged I-beam carabiner design offers an excellent strength-to-weight ratio, keeping the Astro Techwire biners down to only 29g 1 oz. each. Skinny hooded noses ease clipping and help reduce snagging on slings and bolt hangers. Compact size sits well in your hand.